The Ultimate Fixing Cracked Plaster Quiz

Cracks on a wall are inevitable in any home. Time alone produces hairline cracks that you may want to fix permanently. Fixing cracked plaster involves a few simple and easy steps. Take this quiz and learn how you can fix your cracked plaster for good.

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Question 1 of 10

What can temporarily hide hairline cracks in plaster?

paint glue

latex paint

Hairline cracks on your walls are inevitable over time. Try painting over hairline cracks with latex paint as a temporary solution.

plaster glue

Question 2 of 10

How long will a hairline plaster crack remain covered if you paint over it?

a few hours

a few months

either of the above

Painting over hairline cracks is only temporary. This solution may last anywhere from a few hours to a few months before the crack rears its ugly head again.

Question 3 of 10

What should you do to fix a small hairline crack permanently?

Fill it with superglue and sand it down.

Sand it down and paint over it.

Open up the crack and fill it properly.

It may sound counterintuitive, but it's better to open up a small crack and fill it properly.

Question 4 of 10

What type of plaster should you use to fill cracks in the wall?

plaster of paris

premixed plaster repair compound

either of the above

Fill cracks with either plaster of paris, which does not shrink when dried, or premixed plaster repair compound.

Question 5 of 10

How do you prepare a crack for plastering?

Sand it down so that it's smooth.

Open up the crack so that it has clean edges.

Before you plaster over a crack, try opening it up with a utility knife to create clean edges.

Spray it with water do bring down loose dust.

Question 6 of 10

Why do you need a vacuum cleaner when plastering a crack in the wall?

to clean leftover debris when you are done plastering

to help the plaster dry

to clear away loose debris around the crack before you begin plastering

After you open up the crack and chipped away at loose plaster, clear away the debris from the crack with a vacuum cleaner.

Question 7 of 10

When mixing plaster of paris with water it should be:

thick

Mix plaster of paris with water to make a thick paste. This thick paste should be applied to the crack with a wet paintbrush.

of medium thickness

thin

Question 8 of 10

How long should you let the crack dry after you apply wet plaster?

12 hours

24 hours

It's important to allow sufficient time for the plaster to dry. Wait a good 24 hours before you sand the plaster.